high alumina, low silica stone wool formulation
Apr 02, 2002· High-Alumina Low-Silica HT Stone Wool Fibers: A Chemical Compositional Range with High Biosolubility , The HT stone wool fiber type is a MMVF that fulfills European regulatory requirements for exoneration from classification as a carcinogen based on in vivo testing
LUDOX® Colloidal Silica Binders for Refractory Fiber Insulation , Percent Silica (+ Alumina) Speciﬁc Gra vity at 25˚C CL HS or SM AS or TMA , • Low shrinkage on ﬁring • High green strength • No migration of binder • Recirculation of white • water is unnecessary
SAFETY DATA SHEET Company: Rockwool BV - Grodan , high-alumina, low-silica (HT) wool Company name Rockwool BV Grodan Industrieweg 15 6045 JG Roermond The Netherlands , IARC classified rock (stone) wool in Group 3 – not classifiable as to its carcinogenicity to human Newer materials (Nota Q fibres) are found to be
The above results show that the high alumina-content fibers made by the process of the invention exhibit improved high-temperature stability in comparison to a commercial mineral wool formulation containing a lesser amount of alumina
Apr 01, 2001· A representative, the HT-3 fibre, of a new type of stonewool (HT fibres), characterized by a relatively high content of alumina and a relatively low content of silica, has recently been tested in .
High-temperature mineral wool (HTMW) is a type of mineral wool created for use as high-temperature insulation, usually for use in industrial furnaces and foundries, generally defined as being resistant to temperatures above 1,000 °C
New formulations for glass and rock/slag wool (eg high alumina, low silica stone wool) have been commercialized and the high temperature insulation wool industry has developed alkaline earth silie (AES) wools that can withstand high ,
11 Product identifier STONEWOOL – High alumina, low silica wool 2 12 Relevant identified uses of the substance or mixture and uses advised against Recommended use: Thermal and /or acoustical, vibration and technical insulation and fire protection for construction,industry, rail or marine
Nov 02, 2012· New formulations for glass and rock/slag wool (eg high alumina, low silica stone wool) have been commercialized and the high temperature insulation wool industry has developed alkaline earth silicate (AES) wools that can withstand high ,
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This product has not been subject to epidemiological studies but consists of the less bio persistent fibres (low-silica, high- alumina (H T) wool), which will disappear even faster from the lung than the rock (stone) wool fibr
glass wool, stone (and slag) wool and the new HT-fibre (high-alumina, low-silica wool used for insulation) These fibre types are indicated in bold in Diagram 1
The biosoluble HT stone wool type is characterized by a relatively high content of aluminium and a relatively low content of silica compared to the traditional stone wool (MMVF21) Read more .
high-alumina low-silica ht stone wool fibers a chemical , 20151121-high-alumina low-silica ht stone wool fibers a ,haled and can persist in the lung (Davis, ,910321681272609295356407520850.
1 Exposure Data 11 Chemical and physical data 111 Nomenclature and general description Man-made vitreous fibre (MMVF) is a generic name used to describe an inorganic fibrous material manufactured primarily from glass, rock, minerals, slag and processed
Aug 07, 2017· This range –synonymously designated as “High-alumina, low-silica wool” or “HT stone wool” or “biosoluble stone wool”– is defined by the range of dominant metal oxides shown in Table 4, with silica in the range 33% – 43%, alumina in the range 18% – 24%
These fibers are typically formulated such that they either have very low Al 2 O 3 percentages (
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